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encode_test.go
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encode_test.go
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// Copyright 2018 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package prototext_test
import (
"math"
"testing"
"github.com/google/go-cmp/cmp"
"google.golang.org/protobuf/encoding/prototext"
"google.golang.org/protobuf/internal/detrand"
"google.golang.org/protobuf/internal/encoding/pack"
"google.golang.org/protobuf/internal/flags"
"google.golang.org/protobuf/proto"
preg "google.golang.org/protobuf/reflect/protoregistry"
pb2 "google.golang.org/protobuf/internal/testprotos/textpb2"
pb3 "google.golang.org/protobuf/internal/testprotos/textpb3"
"google.golang.org/protobuf/types/known/anypb"
)
func init() {
// Disable detrand to enable direct comparisons on outputs.
detrand.Disable()
}
func TestMarshal(t *testing.T) {
tests := []struct {
desc string
mo prototext.MarshalOptions
input proto.Message
want string
wantErr bool // TODO: Verify error message content.
skip bool
}{{
desc: "proto2 optional scalars not set",
input: &pb2.Scalars{},
want: "",
}, {
desc: "proto3 scalars not set",
input: &pb3.Scalars{},
want: "",
}, {
desc: "proto2 optional scalars set to zero values",
input: &pb2.Scalars{
OptBool: proto.Bool(false),
OptInt32: proto.Int32(0),
OptInt64: proto.Int64(0),
OptUint32: proto.Uint32(0),
OptUint64: proto.Uint64(0),
OptSint32: proto.Int32(0),
OptSint64: proto.Int64(0),
OptFixed32: proto.Uint32(0),
OptFixed64: proto.Uint64(0),
OptSfixed32: proto.Int32(0),
OptSfixed64: proto.Int64(0),
OptFloat: proto.Float32(0),
OptDouble: proto.Float64(0),
OptBytes: []byte{},
OptString: proto.String(""),
},
want: `opt_bool: false
opt_int32: 0
opt_int64: 0
opt_uint32: 0
opt_uint64: 0
opt_sint32: 0
opt_sint64: 0
opt_fixed32: 0
opt_fixed64: 0
opt_sfixed32: 0
opt_sfixed64: 0
opt_float: 0
opt_double: 0
opt_bytes: ""
opt_string: ""
`,
}, {
desc: "proto3 scalars set to zero values",
input: &pb3.Scalars{
SBool: false,
SInt32: 0,
SInt64: 0,
SUint32: 0,
SUint64: 0,
SSint32: 0,
SSint64: 0,
SFixed32: 0,
SFixed64: 0,
SSfixed32: 0,
SSfixed64: 0,
SFloat: 0,
SDouble: 0,
SBytes: []byte{},
SString: "",
},
want: "",
}, {
desc: "proto2 optional scalars set to some values",
input: &pb2.Scalars{
OptBool: proto.Bool(true),
OptInt32: proto.Int32(0xff),
OptInt64: proto.Int64(0xdeadbeef),
OptUint32: proto.Uint32(47),
OptUint64: proto.Uint64(0xdeadbeef),
OptSint32: proto.Int32(-1001),
OptSint64: proto.Int64(-0xffff),
OptFixed64: proto.Uint64(64),
OptSfixed32: proto.Int32(-32),
OptFloat: proto.Float32(1.02),
OptDouble: proto.Float64(1.0199999809265137),
OptBytes: []byte("\xe8\xb0\xb7\xe6\xad\x8c"),
OptString: proto.String("谷歌"),
},
want: `opt_bool: true
opt_int32: 255
opt_int64: 3735928559
opt_uint32: 47
opt_uint64: 3735928559
opt_sint32: -1001
opt_sint64: -65535
opt_fixed64: 64
opt_sfixed32: -32
opt_float: 1.02
opt_double: 1.0199999809265137
opt_bytes: "谷歌"
opt_string: "谷歌"
`,
}, {
desc: "string with invalid UTF-8",
input: &pb3.Scalars{
SString: "abc\xff",
},
wantErr: true,
}, {
desc: "float nan",
input: &pb3.Scalars{
SFloat: float32(math.NaN()),
},
want: "s_float: nan\n",
}, {
desc: "float positive infinity",
input: &pb3.Scalars{
SFloat: float32(math.Inf(1)),
},
want: "s_float: inf\n",
}, {
desc: "float negative infinity",
input: &pb3.Scalars{
SFloat: float32(math.Inf(-1)),
},
want: "s_float: -inf\n",
}, {
desc: "double nan",
input: &pb3.Scalars{
SDouble: math.NaN(),
},
want: "s_double: nan\n",
}, {
desc: "double positive infinity",
input: &pb3.Scalars{
SDouble: math.Inf(1),
},
want: "s_double: inf\n",
}, {
desc: "double negative infinity",
input: &pb3.Scalars{
SDouble: math.Inf(-1),
},
want: "s_double: -inf\n",
}, {
desc: "proto2 enum not set",
input: &pb2.Enums{},
want: "",
}, {
desc: "proto2 enum set to zero value",
input: &pb2.Enums{
OptEnum: pb2.Enum(0).Enum(),
OptNestedEnum: pb2.Enums_NestedEnum(0).Enum(),
},
want: `opt_enum: 0
opt_nested_enum: 0
`,
}, {
desc: "proto2 enum",
input: &pb2.Enums{
OptEnum: pb2.Enum_ONE.Enum(),
OptNestedEnum: pb2.Enums_UNO.Enum(),
},
want: `opt_enum: ONE
opt_nested_enum: UNO
`,
}, {
desc: "proto2 enum set to numeric values",
input: &pb2.Enums{
OptEnum: pb2.Enum(2).Enum(),
OptNestedEnum: pb2.Enums_NestedEnum(2).Enum(),
},
want: `opt_enum: TWO
opt_nested_enum: DOS
`,
}, {
desc: "proto2 enum set to unnamed numeric values",
input: &pb2.Enums{
OptEnum: pb2.Enum(101).Enum(),
OptNestedEnum: pb2.Enums_NestedEnum(-101).Enum(),
},
want: `opt_enum: 101
opt_nested_enum: -101
`,
}, {
desc: "proto3 enum not set",
input: &pb3.Enums{},
want: "",
}, {
desc: "proto3 enum set to zero value",
input: &pb3.Enums{
SEnum: pb3.Enum_ZERO,
SNestedEnum: pb3.Enums_CERO,
},
want: "",
}, {
desc: "proto3 enum",
input: &pb3.Enums{
SEnum: pb3.Enum_ONE,
SNestedEnum: pb3.Enums_UNO,
},
want: `s_enum: ONE
s_nested_enum: UNO
`,
}, {
desc: "proto3 enum set to numeric values",
input: &pb3.Enums{
SEnum: 2,
SNestedEnum: 2,
},
want: `s_enum: TWO
s_nested_enum: DOS
`,
}, {
desc: "proto3 enum set to unnamed numeric values",
input: &pb3.Enums{
SEnum: -47,
SNestedEnum: 47,
},
want: `s_enum: -47
s_nested_enum: 47
`,
}, {
desc: "proto2 nested message not set",
input: &pb2.Nests{},
want: "",
}, {
desc: "proto2 nested message set to empty",
input: &pb2.Nests{
OptNested: &pb2.Nested{},
Optgroup: &pb2.Nests_OptGroup{},
},
want: `opt_nested: {}
OptGroup: {}
`,
}, {
desc: "proto2 nested messages",
input: &pb2.Nests{
OptNested: &pb2.Nested{
OptString: proto.String("nested message"),
OptNested: &pb2.Nested{
OptString: proto.String("another nested message"),
},
},
},
want: `opt_nested: {
opt_string: "nested message"
opt_nested: {
opt_string: "another nested message"
}
}
`,
}, {
desc: "proto2 groups",
input: &pb2.Nests{
Optgroup: &pb2.Nests_OptGroup{
OptString: proto.String("inside a group"),
OptNested: &pb2.Nested{
OptString: proto.String("nested message inside a group"),
},
Optnestedgroup: &pb2.Nests_OptGroup_OptNestedGroup{
OptFixed32: proto.Uint32(47),
},
},
},
want: `OptGroup: {
opt_string: "inside a group"
opt_nested: {
opt_string: "nested message inside a group"
}
OptNestedGroup: {
opt_fixed32: 47
}
}
`,
}, {
desc: "proto3 nested message not set",
input: &pb3.Nests{},
want: "",
}, {
desc: "proto3 nested message set to empty",
input: &pb3.Nests{
SNested: &pb3.Nested{},
},
want: "s_nested: {}\n",
}, {
desc: "proto3 nested message",
input: &pb3.Nests{
SNested: &pb3.Nested{
SString: "nested message",
SNested: &pb3.Nested{
SString: "another nested message",
},
},
},
want: `s_nested: {
s_string: "nested message"
s_nested: {
s_string: "another nested message"
}
}
`,
}, {
desc: "proto3 nested message contains invalid UTF-8",
input: &pb3.Nests{
SNested: &pb3.Nested{
SString: "abc\xff",
},
},
wantErr: true,
}, {
desc: "oneof not set",
input: &pb3.Oneofs{},
want: "",
}, {
desc: "oneof set to empty string",
input: &pb3.Oneofs{
Union: &pb3.Oneofs_OneofString{},
},
want: `oneof_string: ""
`,
}, {
desc: "oneof set to string",
input: &pb3.Oneofs{
Union: &pb3.Oneofs_OneofString{
OneofString: "hello",
},
},
want: `oneof_string: "hello"
`,
}, {
desc: "oneof set to enum",
input: &pb3.Oneofs{
Union: &pb3.Oneofs_OneofEnum{
OneofEnum: pb3.Enum_ZERO,
},
},
want: `oneof_enum: ZERO
`,
}, {
desc: "oneof set to empty message",
input: &pb3.Oneofs{
Union: &pb3.Oneofs_OneofNested{
OneofNested: &pb3.Nested{},
},
},
want: "oneof_nested: {}\n",
}, {
desc: "oneof set to message",
input: &pb3.Oneofs{
Union: &pb3.Oneofs_OneofNested{
OneofNested: &pb3.Nested{
SString: "nested message",
},
},
},
want: `oneof_nested: {
s_string: "nested message"
}
`,
}, {
desc: "repeated fields not set",
input: &pb2.Repeats{},
want: "",
}, {
desc: "repeated fields set to empty slices",
input: &pb2.Repeats{
RptBool: []bool{},
RptInt32: []int32{},
RptInt64: []int64{},
RptUint32: []uint32{},
RptUint64: []uint64{},
RptFloat: []float32{},
RptDouble: []float64{},
RptBytes: [][]byte{},
},
want: "",
}, {
desc: "repeated fields set to some values",
input: &pb2.Repeats{
RptBool: []bool{true, false, true, true},
RptInt32: []int32{1, 6, 0, 0},
RptInt64: []int64{-64, 47},
RptUint32: []uint32{0xff, 0xffff},
RptUint64: []uint64{0xdeadbeef},
RptFloat: []float32{float32(math.NaN()), float32(math.Inf(1)), float32(math.Inf(-1)), 1.034},
RptDouble: []float64{math.NaN(), math.Inf(1), math.Inf(-1), 1.23e-308},
RptString: []string{"hello", "世界"},
RptBytes: [][]byte{
[]byte("hello"),
[]byte("\xe4\xb8\x96\xe7\x95\x8c"),
},
},
want: `rpt_bool: true
rpt_bool: false
rpt_bool: true
rpt_bool: true
rpt_int32: 1
rpt_int32: 6
rpt_int32: 0
rpt_int32: 0
rpt_int64: -64
rpt_int64: 47
rpt_uint32: 255
rpt_uint32: 65535
rpt_uint64: 3735928559
rpt_float: nan
rpt_float: inf
rpt_float: -inf
rpt_float: 1.034
rpt_double: nan
rpt_double: inf
rpt_double: -inf
rpt_double: 1.23e-308
rpt_string: "hello"
rpt_string: "世界"
rpt_bytes: "hello"
rpt_bytes: "世界"
`,
}, {
desc: "repeated contains invalid UTF-8",
input: &pb2.Repeats{
RptString: []string{"abc\xff"},
},
wantErr: true,
}, {
desc: "repeated enums",
input: &pb2.Enums{
RptEnum: []pb2.Enum{pb2.Enum_ONE, 2, pb2.Enum_TEN, 42},
RptNestedEnum: []pb2.Enums_NestedEnum{2, 47, 10},
},
want: `rpt_enum: ONE
rpt_enum: TWO
rpt_enum: TEN
rpt_enum: 42
rpt_nested_enum: DOS
rpt_nested_enum: 47
rpt_nested_enum: DIEZ
`,
}, {
desc: "repeated messages set to empty",
input: &pb2.Nests{
RptNested: []*pb2.Nested{},
Rptgroup: []*pb2.Nests_RptGroup{},
},
want: "",
}, {
desc: "repeated messages",
input: &pb2.Nests{
RptNested: []*pb2.Nested{
{
OptString: proto.String("repeat nested one"),
},
{
OptString: proto.String("repeat nested two"),
OptNested: &pb2.Nested{
OptString: proto.String("inside repeat nested two"),
},
},
{},
},
},
want: `rpt_nested: {
opt_string: "repeat nested one"
}
rpt_nested: {
opt_string: "repeat nested two"
opt_nested: {
opt_string: "inside repeat nested two"
}
}
rpt_nested: {}
`,
}, {
desc: "repeated messages contains nil value",
input: &pb2.Nests{
RptNested: []*pb2.Nested{nil, {}},
},
want: `rpt_nested: {}
rpt_nested: {}
`,
}, {
desc: "repeated groups",
input: &pb2.Nests{
Rptgroup: []*pb2.Nests_RptGroup{
{
RptString: []string{"hello", "world"},
},
{},
nil,
},
},
want: `RptGroup: {
rpt_string: "hello"
rpt_string: "world"
}
RptGroup: {}
RptGroup: {}
`,
}, {
desc: "map fields not set",
input: &pb3.Maps{},
want: "",
}, {
desc: "map fields set to empty",
input: &pb3.Maps{
Int32ToStr: map[int32]string{},
BoolToUint32: map[bool]uint32{},
Uint64ToEnum: map[uint64]pb3.Enum{},
StrToNested: map[string]*pb3.Nested{},
StrToOneofs: map[string]*pb3.Oneofs{},
},
want: "",
}, {
desc: "map fields 1",
input: &pb3.Maps{
Int32ToStr: map[int32]string{
-101: "-101",
0xff: "0xff",
0: "zero",
},
BoolToUint32: map[bool]uint32{
true: 42,
false: 101,
},
},
want: `int32_to_str: {
key: -101
value: "-101"
}
int32_to_str: {
key: 0
value: "zero"
}
int32_to_str: {
key: 255
value: "0xff"
}
bool_to_uint32: {
key: false
value: 101
}
bool_to_uint32: {
key: true
value: 42
}
`,
}, {
desc: "map fields 2",
input: &pb3.Maps{
Uint64ToEnum: map[uint64]pb3.Enum{
1: pb3.Enum_ONE,
2: pb3.Enum_TWO,
10: pb3.Enum_TEN,
47: 47,
},
},
want: `uint64_to_enum: {
key: 1
value: ONE
}
uint64_to_enum: {
key: 2
value: TWO
}
uint64_to_enum: {
key: 10
value: TEN
}
uint64_to_enum: {
key: 47
value: 47
}
`,
}, {
desc: "map fields 3",
input: &pb3.Maps{
StrToNested: map[string]*pb3.Nested{
"nested": &pb3.Nested{
SString: "nested in a map",
},
},
},
want: `str_to_nested: {
key: "nested"
value: {
s_string: "nested in a map"
}
}
`,
}, {
desc: "map fields 4",
input: &pb3.Maps{
StrToOneofs: map[string]*pb3.Oneofs{
"string": &pb3.Oneofs{
Union: &pb3.Oneofs_OneofString{
OneofString: "hello",
},
},
"nested": &pb3.Oneofs{
Union: &pb3.Oneofs_OneofNested{
OneofNested: &pb3.Nested{
SString: "nested oneof in map field value",
},
},
},
},
},
want: `str_to_oneofs: {
key: "nested"
value: {
oneof_nested: {
s_string: "nested oneof in map field value"
}
}
}
str_to_oneofs: {
key: "string"
value: {
oneof_string: "hello"
}
}
`,
}, {
desc: "map field value contains invalid UTF-8",
input: &pb3.Maps{
Int32ToStr: map[int32]string{
101: "abc\xff",
},
},
wantErr: true,
}, {
desc: "map field key contains invalid UTF-8",
input: &pb3.Maps{
StrToNested: map[string]*pb3.Nested{
"abc\xff": {},
},
},
wantErr: true,
}, {
desc: "map field contains nil value",
input: &pb3.Maps{
StrToNested: map[string]*pb3.Nested{
"nil": nil,
},
},
want: `str_to_nested: {
key: "nil"
value: {}
}
`,
}, {
desc: "required fields not set",
input: &pb2.Requireds{},
want: "",
wantErr: true,
}, {
desc: "required fields partially set",
input: &pb2.Requireds{
ReqBool: proto.Bool(false),
ReqSfixed64: proto.Int64(0xbeefcafe),
ReqDouble: proto.Float64(math.NaN()),
ReqString: proto.String("hello"),
ReqEnum: pb2.Enum_ONE.Enum(),
},
want: `req_bool: false
req_sfixed64: 3203386110
req_double: nan
req_string: "hello"
req_enum: ONE
`,
wantErr: true,
}, {
desc: "required fields not set with AllowPartial",
mo: prototext.MarshalOptions{AllowPartial: true},
input: &pb2.Requireds{
ReqBool: proto.Bool(false),
ReqSfixed64: proto.Int64(0xbeefcafe),
ReqDouble: proto.Float64(math.NaN()),
ReqString: proto.String("hello"),
ReqEnum: pb2.Enum_ONE.Enum(),
},
want: `req_bool: false
req_sfixed64: 3203386110
req_double: nan
req_string: "hello"
req_enum: ONE
`,
}, {
desc: "required fields all set",
input: &pb2.Requireds{
ReqBool: proto.Bool(false),
ReqSfixed64: proto.Int64(0),
ReqDouble: proto.Float64(1.23),
ReqString: proto.String(""),
ReqEnum: pb2.Enum_ONE.Enum(),
ReqNested: &pb2.Nested{},
},
want: `req_bool: false
req_sfixed64: 0
req_double: 1.23
req_string: ""
req_enum: ONE
req_nested: {}
`,
}, {
desc: "indirect required field",
input: &pb2.IndirectRequired{
OptNested: &pb2.NestedWithRequired{},
},
want: "opt_nested: {}\n",
wantErr: true,
}, {
desc: "indirect required field with AllowPartial",
mo: prototext.MarshalOptions{AllowPartial: true},
input: &pb2.IndirectRequired{
OptNested: &pb2.NestedWithRequired{},
},
want: "opt_nested: {}\n",
}, {
desc: "indirect required field in empty repeated",
input: &pb2.IndirectRequired{
RptNested: []*pb2.NestedWithRequired{},
},
want: "",
}, {
desc: "indirect required field in repeated",
input: &pb2.IndirectRequired{
RptNested: []*pb2.NestedWithRequired{
&pb2.NestedWithRequired{},
},
},
want: "rpt_nested: {}\n",
wantErr: true,
}, {
desc: "indirect required field in repeated with AllowPartial",
mo: prototext.MarshalOptions{AllowPartial: true},
input: &pb2.IndirectRequired{
RptNested: []*pb2.NestedWithRequired{
&pb2.NestedWithRequired{},
},
},
want: "rpt_nested: {}\n",
}, {
desc: "indirect required field in empty map",
input: &pb2.IndirectRequired{
StrToNested: map[string]*pb2.NestedWithRequired{},
},
want: "",
}, {
desc: "indirect required field in map",
input: &pb2.IndirectRequired{
StrToNested: map[string]*pb2.NestedWithRequired{
"fail": &pb2.NestedWithRequired{},
},
},
want: `str_to_nested: {
key: "fail"
value: {}
}
`,
wantErr: true,
}, {
desc: "indirect required field in map with AllowPartial",
mo: prototext.MarshalOptions{AllowPartial: true},
input: &pb2.IndirectRequired{
StrToNested: map[string]*pb2.NestedWithRequired{
"fail": &pb2.NestedWithRequired{},
},
},
want: `str_to_nested: {
key: "fail"
value: {}
}
`,
}, {
desc: "indirect required field in oneof",
input: &pb2.IndirectRequired{
Union: &pb2.IndirectRequired_OneofNested{
OneofNested: &pb2.NestedWithRequired{},
},
},
want: "oneof_nested: {}\n",
wantErr: true,
}, {
desc: "indirect required field in oneof with AllowPartial",
mo: prototext.MarshalOptions{AllowPartial: true},
input: &pb2.IndirectRequired{
Union: &pb2.IndirectRequired_OneofNested{
OneofNested: &pb2.NestedWithRequired{},
},
},
want: "oneof_nested: {}\n",
}, {
desc: "unknown fields not printed",
input: func() proto.Message {
m := &pb2.Scalars{
OptString: proto.String("this message contains unknown fields"),
}
m.ProtoReflect().SetUnknown(pack.Message{
pack.Tag{101, pack.VarintType}, pack.Bool(true),
pack.Tag{102, pack.VarintType}, pack.Varint(0xff),
pack.Tag{103, pack.Fixed32Type}, pack.Uint32(47),
pack.Tag{104, pack.Fixed64Type}, pack.Int64(0xdeadbeef),
}.Marshal())
return m
}(),
want: `opt_string: "this message contains unknown fields"
`,
}, {
desc: "unknown varint and fixed types",
mo: prototext.MarshalOptions{EmitUnknown: true},
input: func() proto.Message {
m := &pb2.Scalars{
OptString: proto.String("this message contains unknown fields"),
}
m.ProtoReflect().SetUnknown(pack.Message{
pack.Tag{101, pack.VarintType}, pack.Bool(true),
pack.Tag{102, pack.VarintType}, pack.Varint(0xff),
pack.Tag{103, pack.Fixed32Type}, pack.Uint32(0x47),
pack.Tag{104, pack.Fixed64Type}, pack.Int64(0xdeadbeef),
}.Marshal())
return m
}(),
want: `opt_string: "this message contains unknown fields"
101: 1
102: 255
103: 0x47
104: 0xdeadbeef
`,
}, {
desc: "unknown length-delimited",
mo: prototext.MarshalOptions{EmitUnknown: true},
input: func() proto.Message {
m := new(pb2.Scalars)
m.ProtoReflect().SetUnknown(pack.Message{
pack.Tag{101, pack.BytesType}, pack.LengthPrefix{pack.Bool(true), pack.Bool(false)},
pack.Tag{102, pack.BytesType}, pack.String("hello world"),
pack.Tag{103, pack.BytesType}, pack.Bytes("\xe4\xb8\x96\xe7\x95\x8c"),
}.Marshal())
return m
}(),
want: `101: "\x01\x00"
102: "hello world"
103: "世界"
`,
}, {
desc: "unknown group type",
mo: prototext.MarshalOptions{EmitUnknown: true},
input: func() proto.Message {
m := new(pb2.Scalars)
m.ProtoReflect().SetUnknown(pack.Message{
pack.Tag{101, pack.StartGroupType}, pack.Tag{101, pack.EndGroupType},
pack.Tag{102, pack.StartGroupType},
pack.Tag{101, pack.VarintType}, pack.Bool(false),
pack.Tag{102, pack.BytesType}, pack.String("inside a group"),
pack.Tag{102, pack.EndGroupType},
}.Marshal())
return m
}(),
want: `101: {}
102: {
101: 0
102: "inside a group"
}
`,
}, {
desc: "unknown unpack repeated field",
mo: prototext.MarshalOptions{EmitUnknown: true},
input: func() proto.Message {
m := new(pb2.Scalars)
m.ProtoReflect().SetUnknown(pack.Message{
pack.Tag{101, pack.BytesType}, pack.LengthPrefix{pack.Bool(true), pack.Bool(false), pack.Bool(true)},
pack.Tag{102, pack.BytesType}, pack.String("hello"),
pack.Tag{101, pack.VarintType}, pack.Bool(true),
pack.Tag{102, pack.BytesType}, pack.String("世界"),
}.Marshal())
return m
}(),
want: `101: "\x01\x00\x01"
102: "hello"
101: 1
102: "世界"
`,
}, {
desc: "extensions of non-repeated fields",
input: func() proto.Message {
m := &pb2.Extensions{
OptString: proto.String("non-extension field"),
OptBool: proto.Bool(true),
OptInt32: proto.Int32(42),
}
proto.SetExtension(m, pb2.E_OptExtBool, true)
proto.SetExtension(m, pb2.E_OptExtString, "extension field")
proto.SetExtension(m, pb2.E_OptExtEnum, pb2.Enum_TEN)
proto.SetExtension(m, pb2.E_OptExtNested, &pb2.Nested{
OptString: proto.String("nested in an extension"),
OptNested: &pb2.Nested{
OptString: proto.String("another nested in an extension"),
},
})
return m
}(),
want: `opt_string: "non-extension field"
opt_bool: true
opt_int32: 42
[pb2.opt_ext_bool]: true
[pb2.opt_ext_enum]: TEN
[pb2.opt_ext_nested]: {
opt_string: "nested in an extension"
opt_nested: {
opt_string: "another nested in an extension"
}
}
[pb2.opt_ext_string]: "extension field"
`,
}, {
desc: "extension field contains invalid UTF-8",
input: func() proto.Message {
m := &pb2.Extensions{}
proto.SetExtension(m, pb2.E_OptExtString, "abc\xff")
return m
}(),
wantErr: true,
}, {
desc: "extension partial returns error",
input: func() proto.Message {
m := &pb2.Extensions{}
proto.SetExtension(m, pb2.E_OptExtPartial, &pb2.PartialRequired{
OptString: proto.String("partial1"),
})
proto.SetExtension(m, pb2.E_ExtensionsContainer_OptExtPartial, &pb2.PartialRequired{
OptString: proto.String("partial2"),
})
return m
}(),
want: `[pb2.ExtensionsContainer.opt_ext_partial]: {
opt_string: "partial2"
}
[pb2.opt_ext_partial]: {
opt_string: "partial1"
}
`,
wantErr: true,
}, {
desc: "extension partial with AllowPartial",
mo: prototext.MarshalOptions{AllowPartial: true},
input: func() proto.Message {
m := &pb2.Extensions{}
proto.SetExtension(m, pb2.E_OptExtPartial, &pb2.PartialRequired{
OptString: proto.String("partial1"),
})
return m
}(),
want: `[pb2.opt_ext_partial]: {
opt_string: "partial1"
}
`,
}, {
desc: "extensions of repeated fields",
input: func() proto.Message {
m := &pb2.Extensions{}
proto.SetExtension(m, pb2.E_RptExtEnum, []pb2.Enum{pb2.Enum_TEN, 101, pb2.Enum_ONE})
proto.SetExtension(m, pb2.E_RptExtFixed32, []uint32{42, 47})
proto.SetExtension(m, pb2.E_RptExtNested, []*pb2.Nested{
&pb2.Nested{OptString: proto.String("one")},
&pb2.Nested{OptString: proto.String("two")},
&pb2.Nested{OptString: proto.String("three")},
})
return m
}(),